nice idea, but I've been there 5 years ago, since ...

nice idea, but I've been there 5 years ago, since then little or nothing new has been added. I previously thought it was less (no cutting of polystyrene, no rocket launch, no 3D printing). Daughter of 5 was very happy all afternoon
Tip: let the children build a little more that actually works (solar cell, light, etc.)